AU716443B2 - Process for manufacture of a porous polymer by use of a porogen - Google Patents

Process for manufacture of a porous polymer by use of a porogen Download PDF

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Publication number
AU716443B2
AU716443B2 AU22897/97A AU2289797A AU716443B2 AU 716443 B2 AU716443 B2 AU 716443B2 AU 22897/97 A AU22897/97 A AU 22897/97A AU 2289797 A AU2289797 A AU 2289797A AU 716443 B2 AU716443 B2 AU 716443B2
Authority
AU
Australia
Prior art keywords
porogen
alkylene
carbon atoms
pfpe
preferred
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU22897/97A
Other languages
English (en)
Other versions
AU2289797A (en
Inventor
Hassan Chaouk
Gordon Francis Meijs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commonwealth Scientific and Industrial Research Organisation
Biocure Inc
Original Assignee
Commonwealth Scientific and Industrial Research Organisation
Novartis AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/EP1996/001340 external-priority patent/WO1996031548A1/en
Priority claimed from AUPN9145A external-priority patent/AUPN914596A0/en
Application filed by Commonwealth Scientific and Industrial Research Organisation, Novartis AG filed Critical Commonwealth Scientific and Industrial Research Organisation
Publication of AU2289797A publication Critical patent/AU2289797A/en
Application granted granted Critical
Publication of AU716443B2 publication Critical patent/AU716443B2/en
Assigned to BIOCURE, INC., COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION reassignment BIOCURE, INC. Alteration of Name(s) in Register under S187 Assignors: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION, NOVARTIS AG
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0006—Organic membrane manufacture by chemical reactions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/002—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds
    • C08G65/005—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens
    • C08G65/007—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • C08J9/286—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum the liquid phase being a solvent for the monomers but not for the resulting macromolecular composition, i.e. macroporous or macroreticular polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/02—Polyalkylene oxides
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G02B1/043—Contact lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/18—Pore-control agents or pore formers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/026—Sponge structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02833—Pore size more than 10 and up to 100 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/22—Thermal or heat-resistance properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/28—Degradation or stability over time
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/30—Chemical resistance
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Optics & Photonics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Eyeglasses (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Medicinal Preparation (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
AU22897/97A 1996-03-27 1997-03-20 Process for manufacture of a porous polymer by use of a porogen Ceased AU716443B2 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
WO96/01340 1996-03-27
PCT/EP1996/001340 WO1996031548A1 (en) 1995-04-04 1996-03-27 Cell growth substrate polymer
AUPN9145A AUPN914596A0 (en) 1996-04-04 1996-04-04 Novel materials
AUPN9145 1996-04-04
EP96810644 1996-09-30
EP96810644 1996-09-30
PCT/EP1997/001409 WO1997035905A1 (en) 1996-03-27 1997-03-20 Process for manufacture of a porous polymer by use of a porogen

Publications (2)

Publication Number Publication Date
AU2289797A AU2289797A (en) 1997-10-17
AU716443B2 true AU716443B2 (en) 2000-02-24

Family

ID=25645156

Family Applications (1)

Application Number Title Priority Date Filing Date
AU22897/97A Ceased AU716443B2 (en) 1996-03-27 1997-03-20 Process for manufacture of a porous polymer by use of a porogen

Country Status (15)

Country Link
US (1) US6060530A (enExample)
EP (1) EP0889925B1 (enExample)
JP (1) JP3696888B2 (enExample)
KR (1) KR20000004975A (enExample)
CN (1) CN1214708A (enExample)
AR (1) AR006377A1 (enExample)
AT (1) ATE268346T1 (enExample)
AU (1) AU716443B2 (enExample)
BR (1) BR9708355A (enExample)
CA (1) CA2248003A1 (enExample)
DE (1) DE69729376T2 (enExample)
ID (1) ID17807A (enExample)
NO (1) NO984479L (enExample)
NZ (1) NZ331734A (enExample)
WO (1) WO1997035905A1 (enExample)

Families Citing this family (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1217003A (zh) * 1996-03-27 1999-05-19 诺瓦提斯公司 由混合物制造多孔聚合物的方法
JP3888653B2 (ja) * 1998-06-09 2007-03-07 日本化薬株式会社 樹脂組成物及び硬化物
TWI230712B (en) 1998-09-15 2005-04-11 Novartis Ag Polymers
IT1312320B1 (it) * 1999-05-25 2002-04-15 Ausimont Spa Membrane di polimeri amorfi (per) fluorurati.
ATE308570T1 (de) * 2000-01-05 2005-11-15 Novartis Pharma Gmbh Hydrogele
WO2001072281A2 (en) 2000-03-24 2001-10-04 Biosphere Medical Inc. Microspheres for active embolization
US20030212022A1 (en) * 2001-03-23 2003-11-13 Jean-Marie Vogel Compositions and methods for gene therapy
US6255360B1 (en) 2000-05-15 2001-07-03 Novartis Ag Process for the manufacture of moldings
US6770086B1 (en) * 2000-11-02 2004-08-03 Scimed Life Systems, Inc. Stent covering formed of porous polytetraflouroethylene
AUPR259301A0 (en) * 2001-01-18 2001-02-15 Polymerat Pty Ltd Polymers having co-continuous architecture
ITMI20010421A1 (it) * 2001-03-01 2002-09-02 Ausimont Spa Membrane porose semipermeabili di fluoropolimeri semicristallini
JP2003131001A (ja) * 2001-05-25 2003-05-08 Shipley Co Llc 多孔性光学物質
US8273403B2 (en) 2002-05-10 2012-09-25 Bio-Layer Pty Ltd. Generation of surface coating diversity
EP1364663A1 (en) 2002-05-21 2003-11-26 Commonwealth Scientific And Industrial Research Organisation Ocular devices with functionalized surface with adhesive properties
EP1549255A4 (en) * 2002-09-13 2007-12-19 Coopervision Inc DEVICES AND METHOD FOR IMPROVING THE SEA THICKNESS
US7113848B2 (en) * 2003-06-09 2006-09-26 Hanson David F Human emulation robot system
US7307118B2 (en) * 2004-11-24 2007-12-11 Molecular Imprints, Inc. Composition to reduce adhesion between a conformable region and a mold
EP1700244A4 (en) * 2003-12-12 2009-07-08 Bio Layer Pty Ltd PROCESS FOR THE PREPARATION OF SURFACES
US20050273146A1 (en) * 2003-12-24 2005-12-08 Synecor, Llc Liquid perfluoropolymers and medical applications incorporating same
US20050271794A1 (en) * 2003-12-24 2005-12-08 Synecor, Llc Liquid perfluoropolymers and medical and cosmetic applications incorporating same
US20050142315A1 (en) * 2003-12-24 2005-06-30 Desimone Joseph M. Liquid perfluoropolymers and medical applications incorporating same
US8076386B2 (en) * 2004-02-23 2011-12-13 Molecular Imprints, Inc. Materials for imprint lithography
DE102004021567A1 (de) * 2004-05-03 2005-12-08 Covion Organic Semiconductors Gmbh Elektronische Vorrichtungen enthaltend organische Halbleiter
BRPI0511339A (pt) 2004-05-20 2007-12-04 Coopervision Inc revestimentos córneos e correção de aberração de frente de onda para melhorar a visão
WO2006002472A1 (en) 2004-07-02 2006-01-12 Bio-Layer Pty Ltd Use of metal complexes
WO2006014138A1 (en) * 2004-08-03 2006-02-09 Agency For Science, Technology And Research Polymer having interconnected pores for drug delivery and method
WO2006026378A1 (en) * 2004-08-27 2006-03-09 Applera Corporation Method of making polymer monolith composite substrate and resulting substrate as well as beads and bead array
TWI410696B (zh) * 2005-02-15 2013-10-01 Univ Queensland 控制近視的方法與裝置
CN101237857A (zh) 2005-05-09 2008-08-06 生物领域医疗公司 使用微球和非离子型造影剂的组合物和方法
DE102005031703B3 (de) * 2005-07-05 2007-01-11 Gkss-Forschungszentrum Geesthacht Gmbh Kompositmembran
US8808808B2 (en) 2005-07-22 2014-08-19 Molecular Imprints, Inc. Method for imprint lithography utilizing an adhesion primer layer
US7759407B2 (en) * 2005-07-22 2010-07-20 Molecular Imprints, Inc. Composition for adhering materials together
US8557351B2 (en) 2005-07-22 2013-10-15 Molecular Imprints, Inc. Method for adhering materials together
US7674835B2 (en) * 2005-12-21 2010-03-09 3M Innovative Properties Company Method of making macroporous anion exchange resins
EP1966603A4 (en) * 2005-12-30 2009-08-19 Bio Layer Pty Ltd FIXING MOLECULES
WO2007090127A2 (en) 2006-01-30 2007-08-09 Surgica Corporation Compressible intravascular embolization particles and related methods and delivery systems
ATE520427T1 (de) * 2006-01-30 2011-09-15 Biosphere Medical Inc Poröse intravaskuläre embolisierungsteilchen und verfahren zu deren herstellung
US20070182920A1 (en) * 2006-02-08 2007-08-09 Coopervision, Inc. Corneal Onlays and Related Methods
US7883520B2 (en) * 2006-04-10 2011-02-08 Forsight Labs, Llc Corneal epithelial pocket formation systems, components and methods
US20080110557A1 (en) * 2006-11-15 2008-05-15 Molecular Imprints, Inc. Methods and Compositions for Providing Preferential Adhesion and Release of Adjacent Surfaces
EP2087020A4 (en) * 2006-11-17 2010-11-24 Agency Science Tech & Res POROUS POLYMERIC MATERIAL WITH NETWORKABLE NETWORK
PL2178931T3 (pl) * 2007-07-19 2012-08-31 Novartis Ag Materiały i soczewki o wysokim przepływie jonu i metabolitu
US9790343B2 (en) 2008-06-12 2017-10-17 Avery Dennison Corporation Porous material and method for producing the same
US20100087920A1 (en) * 2008-10-07 2010-04-08 Forsight Labs, Llc Corneal Onlay Lenses and Related Methods for Improving Vision of Presbyopic Patients
WO2010062678A2 (en) * 2008-10-30 2010-06-03 David Liu Micro-spherical porous biocompatible scaffolds and methods and apparatus for fabricating same
WO2010096704A2 (en) * 2009-02-19 2010-08-26 Alex Garfield Bonner Porous interpenetrating polymer network
JP5697654B2 (ja) 2009-03-19 2015-04-08 エージェンシー フォー サイエンス，テクノロジー アンド リサーチ 親水性の異なるモノマーを含む両連続マイクロエマルションからのコポリマーの形成
US9138308B2 (en) 2010-02-03 2015-09-22 Apollo Endosurgery, Inc. Mucosal tissue adhesion via textured surface
CN102971018B (zh) 2010-05-11 2016-02-03 阿勒根公司 致孔剂组合物、制备方法及用途
JP5763752B2 (ja) * 2010-05-13 2015-08-12 エア プロダクツ アンド ケミカルズ インコーポレイテッドＡｉｒ Ｐｒｏｄｕｃｔｓ Ａｎｄ Ｃｈｅｍｉｃａｌｓ Ｉｎｃｏｒｐｏｒａｔｅｄ ポリマー、ポリマー膜及びその製造方法
SG177871A1 (en) * 2010-07-20 2012-02-28 Agency Science Tech & Res Method and apparatus for forming a porous biodegradable medical implant device
US9333454B2 (en) * 2011-01-21 2016-05-10 International Business Machines Corporation Silicone-based chemical filter and silicone-based chemical bath for removing sulfur contaminants
US8900491B2 (en) 2011-05-06 2014-12-02 International Business Machines Corporation Flame retardant filler
WO2012175416A1 (en) * 2011-06-23 2012-12-27 Solvay Specialty Polymers Italy S.P.A. Process for manufacturing porous membranes
JP6247210B2 (ja) * 2011-07-05 2017-12-13 アルブミディクス アクティーゼルスカブ アルブミン製剤及び用途
US9186641B2 (en) 2011-08-05 2015-11-17 International Business Machines Corporation Microcapsules adapted to rupture in a magnetic field to enable easy removal of one substrate from another for enhanced reworkability
US8741804B2 (en) 2011-10-28 2014-06-03 International Business Machines Corporation Microcapsules adapted to rupture in a magnetic field
US9716055B2 (en) 2012-06-13 2017-07-25 International Business Machines Corporation Thermal interface material (TIM) with thermally conductive integrated release layer
WO2014022657A1 (en) 2012-08-02 2014-02-06 Allergan, Inc. Mucosal tissue adhesion via textured surface
BR112015003629A2 (pt) 2012-08-21 2017-07-04 Avery Dennison Corp sistemas e métodos para a feitura de filmes, fibras, esferas e outros artigos porosos
WO2014052724A1 (en) 2012-09-28 2014-04-03 Allergan, Inc. Porogen compositions, methods of making and uses
CN105008418B (zh) * 2012-12-21 2019-01-15 索尔维特殊聚合物意大利有限公司 亲水性氟聚合物
US9422411B2 (en) * 2013-05-17 2016-08-23 3M Innovative Properties Company Reaction mixture, porous particles and methods of making
US20180118933A1 (en) 2015-04-17 2018-05-03 Dsm Ip Assets B.V. Aqueous dispersion and uses thereof
US11142607B2 (en) * 2017-07-26 2021-10-12 Byk-Chemie Gmbh Polymer having polyether and polysiloxane segments
WO2019227177A1 (en) * 2018-05-31 2019-12-05 University Of Tasmania Sorbent and sorption device
US11638904B2 (en) * 2019-12-16 2023-05-02 The University Of South Alabama Porous membrane encapsulated pellet and method for its preparation
EP3848201A1 (en) * 2020-01-13 2021-07-14 Karlsruher Institut für Technologie Printing of inherently porous three-dimensional polymer objects
US20220064427A1 (en) * 2020-08-28 2022-03-03 Lawrence Livermore National Security, Llc Actinic and thermal cure fluoropolymers with controlled porosity
CN115364681B (zh) * 2022-08-18 2024-05-24 宁夏清研高分子新材料有限公司 一种高孔隙率亲水聚砜膜及其制备方法
WO2024123211A1 (en) * 2022-12-07 2024-06-13 Xpanceo Research On Natural Science L.L.C. Porous material producing method,contact lens containing said material, and porous material with gradient refractive index
CN117784447B (zh) * 2024-02-27 2024-05-10 四川兴泰普乐医疗科技有限公司 一种高效保湿软性亲水接触镜

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4818801A (en) * 1982-01-18 1989-04-04 Minnesota Mining And Manufacturing Company Ophthalmic device comprising a polymer of a telechelic perfluoropolyether

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5018512B1 (enExample) * 1970-06-15 1975-06-30
US4569962A (en) * 1983-09-19 1986-02-11 Minnesota Mining And Manufacturing Company Perfluoropolyether compositions which are soluble in non-fluorinated solvents
IL79884A (en) * 1985-09-23 1990-11-05 Gelman Sciences Inc Microporous membrane laminate
IT1204903B (it) * 1986-06-26 1989-03-10 Ausimont Spa Processo di polimerizzazione in dispersione acquosa di monomeri florati
EP0292325B1 (en) * 1987-05-20 1994-08-03 David M. Anderson Membrane system
US4889632A (en) * 1987-12-10 1989-12-26 Ceskoslovenska Akademie Ved Macroporous polymeric membranes for the separation of polymers and a method of their application
US4806291A (en) * 1988-02-22 1989-02-21 Ionics, Incorporated Process for preparing microporous polyvinylidene fluoride membranes
US4902456A (en) * 1988-05-04 1990-02-20 Millipore Corporation Fluorocarbon membranes and process for making fluorocarbon membranes
IT1270818B (it) * 1993-04-28 1997-05-13 Ausimont Spa Coatings a base di perfluoropolieteri contenenti gruppi acrilici
WO1996031547A1 (en) * 1995-04-04 1996-10-10 Novartis Ag Polymerizable perfluoroalkylether siloxane macromer
AUPN215995A0 (en) * 1995-04-04 1995-04-27 Ciba-Geigy Ag Novel materials

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4818801A (en) * 1982-01-18 1989-04-04 Minnesota Mining And Manufacturing Company Ophthalmic device comprising a polymer of a telechelic perfluoropolyether

Also Published As

Publication number Publication date
JP2000508006A (ja) 2000-06-27
US6060530A (en) 2000-05-09
NZ331734A (en) 2000-01-28
CA2248003A1 (en) 1997-10-02
BR9708355A (pt) 1999-08-03
EP0889925B1 (en) 2004-06-02
AU2289797A (en) 1997-10-17
NO984479D0 (no) 1998-09-25
ID17807A (id) 1998-01-29
AR006377A1 (es) 1999-08-25
DE69729376D1 (de) 2004-07-08
WO1997035905A1 (en) 1997-10-02
CN1214708A (zh) 1999-04-21
JP3696888B2 (ja) 2005-09-21
EP0889925A1 (en) 1999-01-13
NO984479L (no) 1998-11-27
DE69729376T2 (de) 2005-06-02
KR20000004975A (ko) 2000-01-25
ATE268346T1 (de) 2004-06-15

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PC Assignment registered

Owner name: BIOCURE, INC., COMMONWEALTH SCIENTIFIC AND INDUSTR

Free format text: FORMER OWNER WAS: NOVARTIS AG, COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION

MK14 Patent ceased section 143(a) (annual fees not paid) or expired